Eyepiece for optical instruments



FIG. 1 is a front top perspective view of an eyepiece showing our new design;

FIG. 2 is a front bottom perspective view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a side elevation view thereof;

FIG. 5 is a side elevation view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top plan view thereof.

Phantom lining, broken lining, hatching or shading are for utilized for illustrative purposes only (such as, for example, illustrating rubber versus brushed steel surfaces), and do not limit or form any part of the claimed design. 

The ornamental design for an eyepiece for optical instruments, as shown and described. 